1984 Alfa Romeo 33 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1984 Alfa Romeo 33 would be higher. At 3,596 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (414 HP @ 6000 RPM) has 329 more horse power than 1984 Alfa Romeo 33. (85 HP @ 5800 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1984 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 700 kg more than 1984 Alfa Romeo 33. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1984 Alfa Romeo 33. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Porsche 911 (560 Nm @ 2700 RPM) has 438 more torque (in Nm) than 1984 Alfa Romeo 33. (122 Nm @ 4000 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1984 Alfa Romeo 33.
Compare all specifications:
| 1984 Alfa Romeo 33 | 2005 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 33 | 911 |
| Year Released | 1984 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 1351 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 414 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 122 Nm | 560 Nm |
| Torque RPM | 4000 RPM | 2700 RPM |
| Engine Bore Size | 80 mm | 100 mm |
| Engine Stroke Size | 67.2 mm | 76.4 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 920 kg | 1620 kg |
| Vehicle Length | 4020 mm | 4440 mm |
| Vehicle Width | 1620 mm | 1840 mm |
| Vehicle Height | 1310 mm | 1300 mm |
| Wheelbase Size | 2470 mm | 2360 mm |
| Fuel Tank Capacity | 50 L | 64 L |
